You may not need a duplicate. You can view and print your tax form for your Capital One Bank accounts online at any time. Otherwise, duplicate requests can be submitted after 02/15/18. It will take 7-10 bank business days to arrive by mail if you call to request a duplicate paper tax form. If you definitely need a duplicate form, give us a call at 1-800-289-1992 from 8 AM – 8 PM or initiate a chat online and an Associate will help you out.